How to install "privilege" app using private firefox marketplace(public test server)?

Question

I create a firefox marketplace(public test server) using zamboni

http://zamboni.readthedocs.org/en/latest/topics/install-zamboni/installation.html

and connect to my marketplace url in firefox phone, so Install app to my app.

part of the manifest.webapp

"type": "privileged",
"permissions" : {
    "systemXHR": {
        "description" : ""
    },
    "contacts": {
        "access": "readwrite",
        "description" : ""
    },

but firefox phone print out log (below)

Content JS INFO at app://system.gaiamobile.org/js/app_install_manager.js:198 in ai_handleDownloadError: downloadError event, error code is INVALID_SECURITY_LEVEL 

1. How can I install "privilege" type app using my marketplace(public test server).

(Note that Success install using "type": "web")

1. Do I need a certified marketplace?

thanks.

Answer 1

Privileged apps may be distributed through the Firefox Marketplace only. Source